Algebra

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Across
  1. 2. inside of the Square
  2. 3. output and input
  3. 8. outside of the Square
  4. 11. Clock
  5. 12. Exponential
  6. 13. something that has measuring
  7. 15. Less than or
  8. 18. one half
  9. 20. Math
Down
  1. 1. Another word for problems
  2. 4. Product
  3. 5. A
  4. 6. Sum
  5. 7. Area
  6. 9. Root
  7. 10. U-shape
  8. 14. saying for Equal to
  9. 16. 3.14
  10. 17. Triangle
  11. 19. Root